井径较小，井深较大， 汲取深层或浅层地下水的取水建筑物。打入承压含水层的管井，如水头高出地面时，又称自流井。 管井是垂直安置在地下的取水或保护地下水的管状构筑物。是工农业生产、城市、交通、国防建设的一种给排水设施。
管井沉淀管 grit compartment
下套管井 cased well ; cased hole
套管井 cased well ; cased hole well ; cottomd well ; CH
滤管井 perforated casing well ; strainer well ; strainer well west bank ; Well strainer
喉管井道 pipe duct
管井滤水管 deep well screen
套管井地层测试器 [地质] casing well tester ; cased hole formation tester ; hole formation tester
全部下套管井 cased through well
多油管井口装置 [油气] multiple tubing wellhead
不断增加的对水的需求，特别是水稻灌溉，进一步加强了对管井的依赖。
Increasing demands for water, in particular to irrigate the rice crop, have led to greater dependence on tube Wells.
采用随机影响负二项回归模型，评估深管井的使用对儿童发生腹泻的影响。
The effect of deep tube well use on the incidence of childhood diarrhoea was assessed using a random effects negative binomial regression model.
也许是中央空调以前也经常带水又是在下水道里或是水管井道里焊接。
Perhaps is the central air conditioning water is also often used in the sewer or pipe hole welding.
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